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Oppo A31 Dual SIM TD-LTE A31u Full Device Specifications

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Released Date: 2015 May

Display Dimension: 480x854 pixels

RAM Size: 1024 MiB RAM

Processor (CPU): Qualcomm Snapdragon 410 MSM8916

Battery Capacity: 2000 mAh battery

Device Camera: 8.0 MP camera

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Total average ratings from 2 different users

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Introduction

Brand

Oppo

Model

A31 Dual SIM TD-LTE A31u

Released

2015 May

Hardware Designer

Oppo

Manufacturer

BBK Electronics

Device Category

Smartphone

List of Additional Features

TD-HSDPA 2.8Mbps, TD-HSUPA 2.2Mbps, micro-SIM, nano-SIM

Physical Attributes

Width

65.5 mm, 2.58 inch

Height

131.9 mm, 5.19 inch

Depth

8 mm, 0.31 inches

Bounding Volume

69.1 ccm

Mass

135 g, 4.76 ounces

Software Environment

Platform

Google Android

Operating System

Google Android 4.4.4 (KitKat), ColorOS 2.0.1

Application processor, Chipset

CPU Clock

1200 MHz

CPU

Qualcomm Snapdragon 410 MSM8916, 2014, 64 bit, quad-core, 28 nm, Qualcomm Adreno 306 GPU

Operative Memory

RAM Type

Yes

RAM Capacity

1024 MiB RAM

Non-volatile Memory

Non-volatile Memory Type

Flash EEPROM

Non-volatile Memory Interface

eMMC 4.5

Non-volatile Memory Capacity

3815 MiB non-volatile

Display

Display Diagonal

114.3 mm, 4.5 inch

Resolution

480x854, 409920 pixels

Display Width

56 mm, 2.2 inch

Display Height

99.64 mm, 3.92 inch

Horizontal Full Bezel Width

9.5 mm

Display Area

5580.2 square millimeter

Display Area Utilization

64.6%

Pixel Size

0.11667 mm/pixel

Pixel Density

218 PPI

Display Type

Color IPS TFT LCD display

Display Color Depth

24 bit/pixel

Number of Display Scales

16.8M

Display Illumination

Yes

Display Light Reflection Mode

Yes

Display Subpixel Scheme

RGB Matrix (3 subpixels)

Scratch Resistant Screen

Graphical Subsystem

Graphical Controller

Qualcomm Adreno 306

Dedicated Graphics Memory

0.125 MiB

Audio/Video Interfaces

A/V Out

Audio Subsystem

Audio Channel(s)

stereo

Sound Recording

Microphone(s)

mono

Sound Playing

Loudspeaker(s)

mono

Audio Output

3.5mm

Cellular Phone

Supported Cellular Bands

GSM 900MHz (B8) , GSM 1800MHz (B3) , GSM 1900MHz (PCS, B2) , UMTS 2100MHz (Band I, IMT) , LTE 1800 MHz (Band 3) , TD-LTE 2500 MHz (Band XLI) bands

Supported Cellular Data Links

GPRS (Class unspecified) , EDGE (Class unspecified) , UMTS 384 kbps (W-CDMA) , HSUPA (Cat. unspecified) , HSDPA (Cat. unspecified) , HSPA+ 21.1 Mbps (Cat. 18) , LTE (Cat. unspecified) , LTE 150 Mbps / 50 Mbps (Cat. 4) data links

SIM Card Slot

Micro-SIM (3FF)

Cellular Antenna

Internal antenna

Call Alert Sound

64-chord melody

Complementary Phone Services

Voice transmission , Voice speaker , Vibrating Alert , Speakerphone

Cellular Controller

Qualcomm MSM8916

Secondary Cellular Phone

Dual Cellular Network Operation

Dual standby

Sec. Supported Cellular Networks

GSM 900MHz (B8) , GSM 1800MHz (B3) , GSM 1900MHz (PCS, B2)

Sec. Supported Cellular Data Links

GPRS (Class unspecified) , EDGE (Class unspecified)

Sec. SIM Card Slot

Yes, Internal antenna

Sec. Phone Controller IC

Qualcomm MSM8916

Control Peripherals

Touchscreen Type

Capacitive multi-touch sensing screen

Touchscreen Simultaneous Touch Points

Yes

Communication Interfaces

Expansion Interfaces

TransFlash , microSD , microSDHC , microSD Extended Capacity

USB

USB 2.0, USB Hi-Speed (480 Mbps)

USB Services

USB charging

USB Connector

USB Series Micro-B (Micro-USB)

Bluetooth

Bluetooth 4.0, Internal antenna

Bluetooth profiles

A2DP , AVRCP

Wireless LAN

IEEE 802.11b , IEEE 802.11g , IEEE 802.11n, Internal antenna

Wireless Services

Wi-Fi Tethering

Multimedia Broadcast

FM Radio Receiver

FM radio (88-108 MHz), Proprietary headset as antenna

Satellite Navigation

Supported GPS protocol(s)

GPS (NMEA 0183)

GPS Antenna

Internal antenna

Complementary GPS Services

Simultaneous GPS (S-GPS) , Assisted GPS , Geotagging , QuickGPS

Supported GLONASS protocol(s)

L1OF

Navigation Controller

Qualcomm MSM8916 gpsOne

Primary Camera System

Camera Placement

Rear

Camera Image Sensor

CMOS

Camera Resolution

3264x2448 pixel

Number of effective pixels

8.0 MP camera

Zoom

1.0 x optical zoom

Focus

Contrast Detection Autofocus (CD AF)

Recordable Image Formats

JPG

Video Recording

1920x1080 pixel, 30 fps

Recordable Video Formats

3GP , 3G2 , MPEG4

Flash

single LED

Camera Extra Functions

Macro mode

Auxiliary Camera

Aux. Camera Image Sensor

Auxiliary Camera No. 2

Aux. 2 Camera Image Sensor

Auxiliary Camera No. 3

Aux. 3 Camera Image Sensor

Auxiliary Camera No. 4

Aux. 4 Camera Image Sensor

Aux. 4 Camera Focus

Secondary Camera System

Secondary Camera Placement

Front

Secondary Camera Sensor

CMOS

Secondary Camera Resolution

1600x1200 pixel

Secondary Camera Number of pixels

1.9 MP sec. cam

Secondary Recordable Image Formats

JPG

Secondary Video Recording

640x480 pixel, 30 fps

Secondary Recordable Video Formats

3GP

Secondary Auxiliary Camera

Sec. Aux. Cam. Image Sensor

Secondary Auxiliary Camera No. 2

Sec. Aux. 2 Cam. Image Sensor

Built-in Sensors

Built-in compass

Yes

Built-in accelerometer

Yes

Additional sensors

Light intensity sensor , Proximity sensor

Ingress Protection

Protection from solid materials

Yes

Protection from liquids

Yes

Power Supply

Battery

Lithium-ion, Yes, 1-cell

Nominal Cell Capacity (1st cell)

2000 mAh cell

Nominal Battery Capacity

2000 mAh battery

Geographical Attributes

Market Countries

China

Mobile Operator

China Unicom Netcom Limited

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